package controller;

import java.io.IOException;
import java.io.PrintWriter;

import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import model.User;

/**
 * Servlet implementation class UserJSON
 */
@WebServlet("/UserJSON")
public class UserJSON extends HttpServlet {
	private static final long serialVersionUID = 1L;
       
    /**
     * @see HttpServlet#HttpServlet()
     */
    public UserJSON() {
        super();
        // TODO Auto-generated constructor stub
    }

	/**
	 * @see HttpServlet#doGet(HttpServletRequest request, HttpServletResponse response)
	 */
	protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
		response.setContentType("application/json");
		response.setCharacterEncoding("UTF-8");
		PrintWriter out = response.getWriter();
		User user = (User) request.getSession().getAttribute("user");
		if (user!=null){
			String userJson = User.getUserJson(user);
			out.print(userJson);
		}else{
			out.print("{}");
		}
	}


}
